Refactor conversion code from objects.utility to a conversion module in renderers.

volatility/framework/objects/utility.py

@@ -1,7 +1,6 @@
-import datetime
 import typing
 
-from volatility.framework import interfaces, objects, renderers, constants
+from volatility.framework import interfaces, objects, constants
 
 
 def array_to_string(array: objects.Array,
@@ -44,45 +43,3 @@ def array_of_pointers(array: interfaces.objects.ObjectInterface,
     return array.cast("array", count = count, subtype = subtype_pointer)
 
 
-def wintime_to_datetime(wintime: int) -> typing.Union[
-    interfaces.renderers.BaseAbsentValue, datetime.datetime]:
-    unix_time = wintime // 10000000
-    if unix_time == 0:
-        return renderers.NotApplicableValue()
-    unix_time = unix_time - 11644473600
-    try:
-        return datetime.datetime.utcfromtimestamp(unix_time)
-    except ValueError:
-        return renderers.UnparsableValue()
-
-
-def unixtime_to_datetime(unixtime: int) -> typing.Union[interfaces.renderers.BaseAbsentValue, datetime.datetime]:
-    ret = renderers.UnparsableValue()  # type: typing.Union[interfaces.renderers.BaseAbsentValue, datetime.datetime]
-
-    if unixtime > 0:
-        try:
-            ret = datetime.datetime.utcfromtimestamp(unixtime)
-        except ValueError:
-            pass
-
-    return ret
-
-
-def round(addr: int, align: int, up: bool = False) -> int:
-    """Round an address up or down based on an alignment.
-
-    Args:
-        addr: the address
-        align: the alignment value
-        up: Whether to round up or not
-
-    Returns:
-        The aligned address
-    """
-
-    if addr % align == 0:
-        return addr
-    else:
-        if up:
-            return (addr + (align - (addr % align)))
-        return (addr - (addr % align))